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https://github.com/pineappleEA/pineapple-src.git
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114 lines
3.0 KiB
C
114 lines
3.0 KiB
C
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/* $OpenBSD: modes_lcl.h,v 1.10 2016/12/21 15:49:29 jsing Exp $ */
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/* ====================================================================
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* Copyright (c) 2010 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use is governed by OpenSSL license.
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* ====================================================================
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*/
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#include <machine/endian.h>
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#include <openssl/opensslconf.h>
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#include <openssl/modes.h>
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__BEGIN_HIDDEN_DECLS
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#if defined(_LP64)
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typedef long i64;
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typedef unsigned long u64;
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#define U64(C) C##UL
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#else
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typedef long long i64;
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typedef unsigned long long u64;
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#define U64(C) C##ULL
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#endif
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typedef unsigned int u32;
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typedef unsigned char u8;
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#if !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
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#if defined(__GNUC__) && __GNUC__>=2
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# if defined(__x86_64) || defined(__x86_64__)
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# define BSWAP8(x) ({ u64 ret=(x); \
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asm ("bswapq %0" \
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: "+r"(ret)); ret; })
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# define BSWAP4(x) ({ u32 ret=(x); \
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asm ("bswapl %0" \
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: "+r"(ret)); ret; })
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# elif (defined(__i386) || defined(__i386__))
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# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \
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asm ("bswapl %0; bswapl %1" \
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: "+r"(hi),"+r"(lo)); \
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(u64)hi<<32|lo; })
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# define BSWAP4(x) ({ u32 ret=(x); \
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asm ("bswapl %0" \
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: "+r"(ret)); ret; })
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# elif (defined(__arm__) || defined(__arm)) && !defined(__STRICT_ALIGNMENT)
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# if (__ARM_ARCH >= 6)
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# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \
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asm ("rev %0,%0; rev %1,%1" \
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: "+r"(hi),"+r"(lo)); \
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(u64)hi<<32|lo; })
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# define BSWAP4(x) ({ u32 ret; \
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asm ("rev %0,%1" \
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: "=r"(ret) : "r"((u32)(x))); \
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ret; })
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# endif
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# endif
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#endif
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#endif
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#if defined(BSWAP4) && !defined(__STRICT_ALIGNMENT)
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#define GETU32(p) BSWAP4(*(const u32 *)(p))
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#define PUTU32(p,v) *(u32 *)(p) = BSWAP4(v)
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#else
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#define GETU32(p) ((u32)(p)[0]<<24|(u32)(p)[1]<<16|(u32)(p)[2]<<8|(u32)(p)[3])
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#define PUTU32(p,v) ((p)[0]=(u8)((v)>>24),(p)[1]=(u8)((v)>>16),(p)[2]=(u8)((v)>>8),(p)[3]=(u8)(v))
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#endif
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/* GCM definitions */
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typedef struct { u64 hi,lo; } u128;
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#ifdef TABLE_BITS
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#undef TABLE_BITS
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#endif
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/*
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* Even though permitted values for TABLE_BITS are 8, 4 and 1, it should
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* never be set to 8 [or 1]. For further information see gcm128.c.
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*/
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#define TABLE_BITS 4
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struct gcm128_context {
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/* Following 6 names follow names in GCM specification */
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union { u64 u[2]; u32 d[4]; u8 c[16]; size_t t[16/sizeof(size_t)]; }
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Yi,EKi,EK0,len,Xi,H;
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/* Relative position of Xi, H and pre-computed Htable is used
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* in some assembler modules, i.e. don't change the order! */
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#if TABLE_BITS==8
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u128 Htable[256];
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#else
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u128 Htable[16];
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void (*gmult)(u64 Xi[2],const u128 Htable[16]);
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void (*ghash)(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len);
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#endif
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unsigned int mres, ares;
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block128_f block;
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void *key;
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};
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struct xts128_context {
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void *key1, *key2;
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block128_f block1,block2;
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};
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struct ccm128_context {
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union { u64 u[2]; u8 c[16]; } nonce, cmac;
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u64 blocks;
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block128_f block;
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void *key;
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};
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__END_HIDDEN_DECLS
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